CN211247010U

CN211247010U - Spray pen

Info

Publication number: CN211247010U
Application number: CN201921580276.6U
Authority: CN
Inventors: 宋明羲
Original assignee: Individual
Current assignee: Individual
Priority date: 2019-09-20
Filing date: 2019-09-20
Publication date: 2020-08-14
Anticipated expiration: 2029-09-20

Abstract

The utility model relates to a spray pen, including the handle body (1), handle body front end is equipped with nozzle (2), the inside liquid runner (a) that communicates with the nozzle mouth that is formed with of handle body, be connected with material cup (3) that communicate with liquid runner (a) on the handle body (1), install spray needle (4) in liquid runner (a), connect admission valve (6) on the handle body (1), be formed with air current passageway (b) that communicates with the gas outlet of admission valve (6) in the handle body (1), outside compressed gas is connected to the air inlet of admission valve (6), the export of air current passageway (b) communicates with the nozzle mouth of nozzle (2); the method is characterized in that: the handle body (1) is connected with a gas-guiding channel (c) which can communicate the air flow channel (b) with the interior of the material cup (3), and a gas-guiding throttle valve (7) is arranged in the gas-guiding channel (c). Compared with the prior art, the utility model has the advantages of: the viscous pigment in the material cup can smoothly enter the liquid flow channel from the material cup, so that the viscous pigment is sprayed out from the nozzle.

Description

Spray pen

Technical Field

The utility model relates to an air brush.

Background

At present, in industries of beauty, makeup, color drawing and the like, the spray pen is a common tool, can produce very fine lines and soft gradual change effects, and can help photographers and painters to modify pictures. The artistic expressive force of the spray pen is very lifelike, the portraits of the object images are perfect, unique, fine and natural in light and shade levels and soft in color. With the rapid development of science and technology, the pigments used by the spray pen are becoming diversified and specialized. The range of application of the spray pen is wider and wider.

The existing spray pen comprises a handle body, wherein a nozzle is arranged at the front end of the handle body, a spray hole is formed in the nozzle, a liquid flow passage communicated with the spray hole is formed in the handle body, a material cup communicated with the liquid flow passage is connected to the handle body, a spray needle capable of moving back and forth is installed in the liquid flow passage, a driving rod connected with the spray needle and used for driving the spray needle to move back and forth is connected to the handle body, the spray needle can move forward under the action of the driving rod, the front end of the spray needle can abut against the spray hole of the nozzle, and the spray needle can also move backward under the action of the driving rod; the handle body is connected with an air inlet valve, an airflow channel communicated with an air outlet of the air inlet valve is formed in the handle body, an air inlet of the air inlet valve is connected with external compressed air, and an outlet of the airflow channel is communicated with a jet hole of the nozzle; the tail handle is connected with a flow adjusting rod which is connected with the rear end of the spray needle through threads and is used for controlling the flow of the spray nozzle. When the color cup works, the air inlet valve is opened, air enters the needle cap through the air channel and between the spray head and the spray nozzle and is sprayed out of the needle cap, the spray needle moves backwards by the driving rod, the spray nozzle is opened, and the negative pressure generated by the air spraying enables the color in the color cup to be sprayed out of the needle cap in a mist shape along with the air, so that the operations of beauty treatment, makeup, color painting and the like are carried out. The handle body is internally provided with a spring which is used for leading the spray needle to move forwards all the time. In order to adjust the tightness degree of the spring, a spring sleeve sleeved outside the spring is arranged in the handle body, the front end of the spring sleeve is abutted against the driving rod, and an adjusting threaded sleeve capable of moving back and forth is arranged at the rear end of the spring sleeve; the adjusting threaded sleeve is integrally arranged inside the tail handle, and when the adjusting threaded sleeve moves back and forth, the adjusting threaded sleeve can drive the spring sleeve to move back and forth, so that the degree of tightness of the spring is changed, and the force of the driving rod driving the spray needle to move back and forth is further changed.

However, when the concentration of the pigment liquid stored in the material cup is thick and the material cup is located below the handle body in the operating state, the thick pigment is not easy to flow into the liquid flow channel of the handle body smoothly from the material cup, and is thus smoothly ejected from the ejection hole, which causes pigment stagnation.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the technical problem that an it also can smoothly spun spray pen to enable sticky pigment to provide to above-mentioned prior art.

The utility model provides a technical scheme that above-mentioned technical problem adopted does: a spray pen comprises a handle body, wherein a nozzle is arranged at the front end of the handle body, a nozzle opening is formed in the nozzle, a liquid flow passage communicated with the nozzle opening is formed in the handle body, a material cup communicated with the liquid flow passage is connected to the handle body, a spray needle capable of moving back and forth is installed in the liquid flow passage, a driving rod connected with the spray needle and used for driving the spray needle to move back and forth is connected to the handle body, the spray needle can move forward under the action of the driving rod, the front end of the spray needle can abut against the nozzle opening of the nozzle, and the spray needle can also move back under the action of the driving rod so as to release the nozzle; the handle body is connected with an air inlet valve, an air flow channel communicated with an air outlet of the air inlet valve is formed in the handle body, an air inlet of the air inlet valve is connected with external compressed air, and an outlet of the air flow channel is communicated with a nozzle opening of the nozzle; the method is characterized in that: the handle body is connected with a gas-leading passage which can communicate the gas flow passage with the interior of the material cup, and a gas-leading throttle valve is arranged in the gas-leading passage, so that the air pressure in the gas flow passage is led into the material cup, and the pressure is generated in the material cup.

As an improvement, the bleed throttle valve comprises

The first end of the air guide seat is connected with the handle body, an air guide hole is formed in the air guide seat, and the air guide hole is communicated with the airflow channel;

the first end of the air entraining pipe is connected with the second end of the air entraining seat, the second end of the air entraining pipe is connected with the material cup, and the inside of the air entraining pipe is communicated with the air entraining hole and the inside of the material cup, so that the air flow channel is communicated with the inside of the material cup.

In a further development, the bleed air throttle valve further comprises

A pneumatic adjusting screw;

the air entraining holes in the air entraining seat comprise a small diameter part and a large diameter part with the diameter larger than that of the small diameter part, and the inner wall of the large diameter part is provided with internal threads; the outer wall of the air pressure adjusting screw is provided with external threads, and the air pressure adjusting screw is in threaded connection with the inside of the large-diameter part.

The small diameter part and the large diameter part are connected through an inclined surface, so that an inclined surface step is formed between the small diameter part and the large diameter part; the end part of the air pressure adjusting screw close to the small diameter part is also provided with a conical surface matched with the inclined surface step.

The end part of the air pressure adjusting screw is provided with an air pressure adjusting groove which can be matched with an external tool.

The material cup is provided with a pressure guide hole, a gas-leading nut is arranged in the pressure guide hole, and the second end of the gas-leading pipe is in threaded connection with the gas-leading nut.

The first end swing joint of bleed pipe has the fixed cover of bleed, is equipped with the internal thread in the fixed cover of bleed, and the bleed seat is equipped with the external screw thread outward, and the fixed cover of bleed can be with bleed seat threaded connection to with bleed pipe and bleed pipe fixed connection.

The material cup is also provided with a pressure relief hole, and an air release throttle valve for adjusting the internal pressure of the material cup is arranged in the pressure relief hole.

In a further improvement, the bleed throttle valve includes

The air release seat is hollow, an air release hole is formed in the bottom of the air release seat, and internal threads are formed in the upper portion of the air release seat;

the lower part of the air release cover is provided with external threads and is in threaded connection with the upper part of the air release seat, the air release cover is provided with a through hole, and the inner wall of the through hole is provided with internal threads;

the deflation needle fixing rod penetrates through the through hole, is in threaded connection with the through hole and can move up and down in the through hole;

the air release needle is fixed below the air release needle fixing rod, the air release needle is a conical needle with the thin lower end and the thick upper end, the lower end of the air release needle extends to the air release hole and can move up and down in the air release hole under the driving of the air release needle fixing rod, and therefore the air pressure of the material cup released from the air release hole is changed.

The top of the deflation needle fixing rod is provided with a top cap, so that the position of the deflation needle can be adjusted by manual force application.

Compared with the prior art, the utility model has the advantages of: the air guide channel which can communicate the air flow channel with the inside of the material cup is connected to the handle body, and the air guide throttle valve is arranged in the air guide channel, so that air pressure in the air flow channel is introduced into the material cup, pressure is generated in the material cup, the air pressure in the existing air flow channel can be utilized, the pressure is generated in the material cup, and accordingly sticky pigment in the material cup can smoothly enter the liquid flow channel from the material cup and is sprayed out from the spray nozzle.

Drawings

Fig. 1 is a schematic perspective view of an embodiment of a spray pen according to the present invention;

fig. 2 is a schematic perspective view of the spray pen in another direction according to the embodiment of the present invention;

FIG. 3 is an exploded view of the material cup, the bleed air throttle valve and the bleed air throttle valve according to the embodiment of the present invention;

FIG. 4 is a cross-sectional view of an embodiment of the present invention;

FIG. 5 is an enlarged view of portion I of FIG. 4;

fig. 6 is a sectional view of the material cup and the air bleed throttle valve according to the embodiment of the present invention.

Detailed Description

The present invention will be described in further detail with reference to the following embodiments.

The utility model provides a spray pen, see that fig. 1 to 6 show, including the handle body 1, the handle body front end is equipped with nozzle 2, be equipped with the nozzle mouth on the nozzle 2, the inside liquid flow path a that is formed with and communicates with the nozzle mouth that is formed with of handle body, be connected with the material cup 3 with liquid flow path a intercommunication on the handle body 1, install the spray needle 4 that can move back and forth in the liquid flow path a, be connected with the actuating lever 5 that is used for driving the spray needle back-and-forth movement that is connected with spray needle 4 on the handle body 1, spray needle 4 can move forward under the effect of actuating lever 5, and the front end can support the nozzle mouth of nozzle 2, also can move back under the effect of actuating lever 5 thereby release nozzle mouth of nozzle 2; the handle body 1 is connected with an air inlet valve 6, an air flow channel b communicated with an air outlet of the air inlet valve 6 is formed in the handle body 1, an air inlet of the air inlet valve 6 is connected with external compressed air, and an outlet of the air flow channel b is communicated with a nozzle opening of the nozzle 2; the handle body 1 is connected with a gas-guiding channel c which can communicate the gas flow channel b with the interior of the material cup 3, and a gas-guiding throttle valve 7 is arranged in the gas-guiding channel c, so that the air pressure in the gas flow channel b is introduced into the material cup 3, and the pressure is generated in the material cup 3.

In the present embodiment, the bleed air throttle 7 comprises

The first end of the air guide seat 71 is connected with the handle body 1, an air guide hole 711 is formed in the air guide seat 71, and the air guide hole 711 is communicated with the airflow channel b;

a first end of the air guide pipe 72 is connected with a second end of the air guide seat 71, the second end of the air guide pipe 72 is connected with the material cup 3, and the inside of the air guide pipe 72 is communicated with the air guide hole 711 and the inside of the material cup 3, so that the air flow channel b is communicated with the inside of the material cup 3; a pressure guide hole 31 is formed in the cup cover of the material cup 3, a bleed air nut 74 is arranged in the pressure guide hole 31, and a second end of the bleed air pipe 72 is in threaded connection with the bleed air nut 74;

air pressure adjusting screws 73;

the air guide hole 711 in the air guide seat 71 comprises a small diameter part 711a and a large diameter part 711b with the diameter larger than that of the small diameter part 711a, and the inner wall of the large diameter part 711b is provided with internal threads; the outer wall of the air pressure adjusting screw 73 is provided with an external thread, and the air pressure adjusting screw 73 is in threaded connection with the inside of the large-diameter part 711 b; the small diameter portion 711a and the large diameter portion 711b are connected by a slope, so that a slope step is formed between the small diameter portion 711a and the large diameter portion 711 b; the end of the air pressure adjusting screw 73 close to the small diameter part 711a is also provided with a conical surface matched with the inclined step; an air pressure adjusting groove 731 which can be matched with an external tool is arranged at the end part of the air pressure adjusting screw 73;

the first end swing joint of bleed pipe 72 has the fixed cover of bleed 75, is equipped with the internal thread in the fixed cover of bleed 75, and bleed seat 71 is equipped with the external screw thread outward, and the fixed cover of bleed 75 can be with bleed seat 71 threaded connection to with bleed pipe 72 and bleed pipe 72 fixed connection.

The bleed holes 711 in the bleed seat 71 and the internal passage of the bleed duct 72 together constitute the bleed passage c.

The cup cover of the material cup 3 is also provided with a pressure relief hole 32, and the pressure relief hole is internally provided with an air release throttle valve 8 for adjusting the internal pressure of the material cup 3. The bleed throttle valve 8 comprises

The air release seat 81 is hollow, an air release hole 811 is formed in the bottom of the air release seat 81, and internal threads are formed in the upper portion of the air release seat 81;

the lower part of the air release cover 82 is provided with an external thread and is in threaded connection with the upper part of the air release seat 81, the air release cover 82 is provided with a through hole 821, and the inner wall of the through hole 821 is provided with an internal thread;

a deflation needle fixing rod 83 inserted into the perforation 821, wherein the deflation needle fixing rod 83 is screwed into the perforation 821 and can move up and down in the perforation 821;

the air release needle 84 is fixed below the air release needle fixing rod 83, the air release needle 84 is a conical needle with a thin lower end and a gradually thickened upper end, the lower end of the air release needle 84 extends to the air release hole 811, and can move up and down in the air release hole 811 under the driving of the air release needle fixing rod 83, so that the air pressure of the material cup 3 released from the air release hole 811 is changed;

the top of the air release needle fixing rod 83 is provided with a top cap 85.

When the spray pen is used, high-pressure air in the air flow channel b is guided to the interior of the material cup through the air guide throttle valve 7, and pressure is generated in the interior of the material cup, so that the spray pen is favorable for spraying out viscous liquid. Then the air discharge flow of the air discharge throttle valve is manually adjusted, so that the pressure inside the material cup can be changed, and the spraying effect of viscous liquid with different concentrations is achieved.

Claims

1. A spray pen comprises a handle body (1), wherein a nozzle (2) is arranged at the front end of the handle body, a nozzle opening is formed in the nozzle (2), a liquid flow channel (a) communicated with the nozzle opening is formed in the handle body, a material cup (3) communicated with the liquid flow channel (a) is connected to the handle body (1), a spray needle (4) capable of moving back and forth is installed in the liquid flow channel (a), a driving rod (5) which is connected with the spray needle (4) and is used for driving the spray needle to move back and forth is connected to the handle body (1), the spray needle (4) can move forward under the action of the driving rod (5), the front end of the spray needle can abut against the nozzle opening of the nozzle (2), and the spray needle can also move backward under the action of the driving rod (5) so as to release the nozzle opening; the handle body (1) is connected with an air inlet valve (6), an air flow channel (b) communicated with an air outlet of the air inlet valve (6) is formed in the handle body (1), an air inlet of the air inlet valve (6) is connected with external compressed air, and an outlet of the air flow channel (b) is communicated with a nozzle opening of the nozzle (2); the method is characterized in that: the handle body (1) is connected with a gas-introducing channel (c) which can communicate the air flow channel (b) with the interior of the material cup (3), and a gas-introducing throttle valve (7) is arranged in the gas-introducing channel (c), so that air pressure in the air flow channel (b) is introduced into the material cup (3) to generate pressure in the material cup (3).

2. The spray pen of claim 1, wherein: the bleed air throttle valve (7) comprises

The first end of the air guide seat (71) is connected with the handle body (1), an air guide hole (711) is formed in the air guide seat (71), and the air guide hole (711) is communicated with the airflow channel (b);

the first end of the air guide pipe (72) is connected with the second end of the air guide seat (71), the second end of the air guide pipe (72) is connected with the material cup (3), and the inside of the air guide pipe (72) is communicated with the air guide hole (711) and the inside of the material cup (3), so that the air flow channel (b) and the inside of the material cup (3) are communicated.

3. The pen of claim 2, wherein: the bleed air throttle valve (7) further comprises

A pneumatic adjustment screw (73);

the air guide hole (711) in the air guide seat (71) comprises a small diameter part (711a) and a large diameter part (711b) with the diameter larger than that of the small diameter part (711a), and an inner thread is arranged on the inner wall of the large diameter part (711 b); the outer wall of the air pressure adjusting screw (73) is provided with an external thread, and the air pressure adjusting screw (73) is in threaded connection with the inside of the large-diameter part (711 b).

4. The spray pen of claim 3, wherein: the small diameter part (711a) and the large diameter part (711b) are connected through a slope, so that a slope step is formed between the small diameter part (711a) and the large diameter part (711 b); the end of the air pressure adjusting screw (73) close to the small diameter part (711a) is also provided with a conical surface matched with the inclined step.

5. The spray pen of claim 4, wherein: the end part of the air pressure adjusting screw (73) is provided with an air pressure adjusting groove (731) which can be matched with an external tool.

6. The pen of claim 2, wherein: the cup cover of the material cup (3) is provided with a pressure guide hole (31), a bleed air nut (74) is arranged in the pressure guide hole (31), and the second end of the bleed air pipe (72) is in threaded connection with the bleed air nut (74).

7. The pen of claim 2, wherein: the first end swing joint of bleed pipe (72) has the fixed cover of bleed (75), is equipped with the internal thread in the fixed cover of bleed (75), and bleed seat (71) are equipped with the external screw thread outward, and the fixed cover of bleed (75) can be with bleed seat (71) threaded connection to with bleed pipe (72) and bleed pipe (72) fixed connection.

8. The spray pen according to any one of claims 1 to 5, wherein: the cup cover of the material cup (3) is also provided with a pressure relief hole (32), and an air release throttle valve (8) for adjusting the internal pressure of the material cup (3) is arranged in the pressure relief hole.

9. The pen of claim 8, wherein: the bleed throttle valve (8) comprises

The air release seat (81), the air release seat (81) is hollow, the bottom of the air release seat (81) is provided with an air release hole (811), and the inner upper part of the air release seat (81) is provided with internal threads;

the lower part of the air release cover (82) is provided with an external thread and is in threaded connection with the upper part of the air release seat (81), the air release cover (82) is provided with a through hole (821), and the inner wall of the through hole (821) is provided with an internal thread;

a deflation needle fixing rod (83) which is arranged in the perforation (821) in a penetrating way, wherein the deflation needle fixing rod (83) is connected in the perforation (821) in a threaded way and can move up and down in the perforation (821);

fix in gassing needle (84) of gassing needle dead lever (83) below, gassing needle (84) are the taper needle that the thin upper end of lower extreme becomes thick gradually, and the lower extreme of gassing needle (84) extends to gassing hole (811) department to can reciprocate in gassing hole (811) inside under gassing needle dead lever (83) drive, thereby change material cup (3) from the atmospheric pressure size of gassing hole (811) release.

10. The pen of claim 9, wherein: the top of the deflation needle fixing rod (83) is provided with a top cap (85).